KR970019198A - Mobile communication device, fixed communication device, communication system and communication method (MOBILE COMMUNICATION APPARATUS, FIXED COMMUNICATION APPARATUS, COMMUNICATION SYSTEM AND COMMUNICATION METHOD) - Google Patents

Mobile communication device, fixed communication device, communication system and communication method (MOBILE COMMUNICATION APPARATUS, FIXED COMMUNICATION APPARATUS, COMMUNICATION SYSTEM AND COMMUNICATION METHOD) Download PDF

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KR970019198A
KR970019198A KR1019960038834A KR19960038834A KR970019198A KR 970019198 A KR970019198 A KR 970019198A KR 1019960038834 A KR1019960038834 A KR 1019960038834A KR 19960038834 A KR19960038834 A KR 19960038834A KR 970019198 A KR970019198 A KR 970019198A
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communication device
fixed communication
fixed
selection signal
unit
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Korean (ko)
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준이찌 나까따
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이데이 노브유끼
소니 가부시끼가이샤
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0064—Transmission or use of information for re-establishing the radio link of control information between different access points
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/14—Reselecting a network or an air interface
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/10—Small scale networks; Flat hierarchical networks
    • H04W84/105—PBS [Private Base Station] network
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

이동통신장치에서 대기시의 전력소비가 감소될 수 있으며, 다른 시스템으로의 핸드 오프를 용이하게 실행할 수 있다. 이동통신장치에는, 제1 및 제2 고정통신장치 사이에서 핸드오프를 행할 때 제1 고정통신장치로부터 송신되는 신호를 수신함으로써 얻어지는 신호인, 제 1고정통신장치를 선택하기 위한 제 1고정통신장치 선택신호를 기억하는 메모리부(32)와, 기억되어 있는 상기 제1고정통신장치 선택신호와 새로이 수신되는 제 1고정통신장치 선택신호와를 비교하기 위한 비교부(33)와, 비교결과에 따라서 상기 제 1고정통신장치에서 제 2고정통신장치로 핸드오프를 행하기 위한 핸드오프 처리부(31)가 설치된다. 따라서 제 2고정통신장치로의 핸드오프를 용이하게 행할 수 있으며, 대기시간 중의 전력소비를 줄일 수있다.In the mobile communication device, standby power consumption can be reduced, and handoff to another system can be easily performed. The mobile communication device includes a first fixed communication device for selecting a first fixed communication device, which is a signal obtained by receiving a signal transmitted from the first fixed communication device when handoff is performed between the first and second fixed communication devices. A memory 32 storing a selection signal, a comparator 33 for comparing the stored first fixed communication device selection signal with a newly received first fixed communication device selection signal, and according to a comparison result A handoff processing unit 31 for handoff from the first fixed communication device to the second fixed communication device is provided. Therefore, handoff to the second fixed communication device can be performed easily, and power consumption during standby time can be reduced.

Description

이동통신장치, 고정통신장치, 통신시스템 및 통신방법(MOBILE COMMUNICATION APPARATUS, FIXED COMMUNICATION APPATATUS, COMMUNICATION SYSTEM AND COMMUNICATION METHOD)Mobile communication device, fixed communication device, communication system and communication method (MOBILE COMMUNICATION APPARATUS, FIXED COMMUNICATION APPATATUS, COMMUNICATION SYSTEM AND COMMUNICATION METHOD)

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

도 4는 제1실시예에 따른 PCS단말장치의 구성을 나타내는 블록도이다.4 is a block diagram showing the configuration of the PCS terminal apparatus according to the first embodiment.

Claims (23)

복수의 제 1고정통신장치와는 광역통신시스템을 구축하며, 상기 제 1고정통신장치와 다른 제 2통신장치와는 폐역통신시스템을 구축하는 이동통신장치에 있어서, 상기 제 1고정통신장치와 통신하기 위한 제 1통신부와 상기 제 2고정통신장치와 통신하기 위한 제 2통신부와, 상기 제 1 및 제 2고정통신장치 사이에서 핸드오프가 행해질 때, 상기 제 1고정통신장치에서 송신될 때 상기 제 1통신부에 의해 수신됨으로써 얻어지는 제1고정통신장치를 선택하기 위한 제1고정통신장치 선택신호를 기억하는 제1메모리부와, 상기 제 1메모리부에 기억되어 있는 상기 제 1고정통신장치 선택신호와 상기 제 1통신부에 의해 새로이 수신되는 상기 제1고정통신장치 선택신호를 비교하기 위한 제1비교부와, 상기 제 1비교부에서 출력되는 비교결과에 따라서 상기 제1고정통신장치에서 상기 제2고정통신장치로 핸드오프를 행하는 핸드오프 처리부와,를 포함하여 구성된 것을 특징으로 하는 이동통신장치.A mobile communication device for constructing a wide area communication system with a plurality of first fixed communication devices, and for establishing a closed area communication system with the first fixed communication device and another second communication device, the communication with the first fixed communication device. A first communication unit for communicating with the second fixed communication apparatus, and a second communication unit for communicating with the second fixed communication apparatus, and when transmitted from the first fixed communication apparatus when a handoff is performed between the first and second fixed communication apparatuses. A first memory unit for storing a first fixed communication device selection signal for selecting a first fixed communication device obtained by being received by the first communication unit, and a first fixed communication device selection signal stored in the first memory unit; A first comparison unit for comparing the first fixed communication device selection signal newly received by the first communication unit with the first comparison unit according to a comparison result output from the first comparison unit And a handoff processing unit for handing off from the new device to the second fixed communication device. 제 1항에 있어서, 상기 장치는 제2고정통신장치를 선택하기 위한 제2고정통신장치 선택신호를 기억하는 제2메모리부와, 제2고정통신장치에서 송신될 때 제2통신부에 의해 수신됨으로써 얻어진 상기 제2고정통신장치 선택신호와 상기 제2메모리부에 기억되어 있는 상기 제2고정통신장치 선택신호를 비교하기 위한 제2비교부와,를 포함하여 구성되며, 여기서 상기 핸드오프 처리부는 상기 제1비교부에서 출력된 비교결과와 상기 제2비교부에서 출력된 비교결과에 따라서 상기 제1고정통신장치에서 상기 제2고정통신장치로 핸드오프를 행하는 것을 특징으로 하는 이동통신장치.2. The apparatus of claim 1, wherein the apparatus comprises a second memory portion for storing a second fixed communication device selection signal for selecting a second fixed communication device and received by the second communication unit when transmitted from the second fixed communication device; And a second comparing unit for comparing the obtained second fixed communication device selection signal with the second fixed communication device selection signal stored in the second memory unit, wherein the handoff processing unit comprises: And performing a handoff from the first fixed communication device to the second fixed communication device according to the comparison result output from the first comparison unit and the comparison result output from the second comparison unit. 제1항에 있어서, 상기 제1고정통신장치의 상기 선택신호는 상기 제1고정통신장치를 특정화하기 위한 고정통신장치의 식별신호인 것을 특징으로 하는 이동통신장치.The mobile communication device according to claim 1, wherein the selection signal of the first fixed communication device is an identification signal of a fixed communication device for specifying the first fixed communication device. 제2항에 있어서, 상기 제1고정통신장치의 상기 선택신호는 상기 제1고정통신장치를 특정화하기 위한 고정통신장치의 식별신호인 것을 특징으로 하는 이동통신장치.The mobile communication device according to claim 2, wherein the selection signal of the first fixed communication device is an identification signal of a fixed communication device for specifying the first fixed communication device. 제2항에 있어서, 상기 제2고정통신장치의 상기 선택신호는 상기 제2고정통신장치를 특정화하기 위한 고정통신장치의 식별신호인 것을 특징으로 하는 이동통신장치.The mobile communication device according to claim 2, wherein the selection signal of the second fixed communication device is an identification signal of a fixed communication device for specifying the second fixed communication device. 제2항에 있어서, 상기 제2고정통신장치의 상기 선택신호는 상기 이동통신장치를 특정화하기 위한 고정통신장치의 식별신호인 것을 특징으로 하는 이동통신장치.The mobile communication device according to claim 2, wherein the selection signal of the second fixed communication device is an identification signal of the fixed communication device for specifying the mobile communication device. 제1항에 있어서, 상기 제1고정통신장치의 상기 선택신호는 인접하여 위치한 상기 제1고정통신장치를 특정화하기 위한 인접하는 고정통신장치의 식별신호인 것을 특징으로 하는 이동통신장치.The mobile communication device according to claim 1, wherein the selection signal of the first fixed communication device is an identification signal of an adjacent fixed communication device for specifying the first fixed communication device located adjacent to the first fixed communication device. 제2항에 있어서, 상기 제1고정통신장치의 상기 선택신호는 인접하여 위치한 상기 제1고정통신장치를 특정화하기 위한 인접하는 고정통신장치의 식별신호인 것을 특징으로 하는 이동통신장치.The mobile communication device according to claim 2, wherein the selection signal of the first fixed communication device is an identification signal of an adjacent fixed communication device for specifying the first fixed communication device located adjacent to the first fixed communication device. 복수의 제1고정통신장치와는 광역통신시스템을 구축하며, 상기 제1고정통신장치와 다른 제2통신장치와는 폐역통신시스템을 구축하는 이동통신장치에 있어서, 상기 제1고정통신장치와 통신하기 위한 제1통신부와 상기 제2고정통신장치와 통신하기 위한 제2통신부와, 상기 제2고정통신장치를 선택하기 위한 제2고정통신장치 선택신호를 미리 기억하는 메모리부와, 상기 제2고정통신장치 선택신호를 송신하도록 이루어지는 상기 제1고정통신장치로부터의 신호를 상기 제1통신부에 의해 수신됨으로써 얻어진 상기 제2고정통신장치 선택신호와, 상기 메모리부에 기억되어 있는 상기 제2고정통신장치 선택신호와 비교하기 위한 비교부와, 상기 비교부에서 출력되는 비교결과에 따라서 상기 제1고정통신장치에서 제2고정통신장치로 핸드오프를 행하기 위한 핸드오프 처리부와,를 포함하여 구성된 것을 특징으로 하는 이동통신장치.A mobile communication device constructing a wide area communication system with a plurality of first fixed communication devices, and a closed area communication system between the first fixed communication device and another second communication device, the communication with the first fixed communication device. A second communication unit for communicating with the second fixed communication device, a memory unit for storing in advance a second fixed communication device selection signal for selecting the second fixed communication device, and the second fixed communication device; The second fixed communication device selection signal obtained by receiving the signal from the first fixed communication device configured to transmit a communication device selection signal by the first communication unit, and the second fixed communication device stored in the memory unit; A comparison unit for comparing with a selection signal and a handoff from the first fixed communication device to the second fixed communication device according to the comparison result output from the comparison unit A mobile communication device, characterized in that configured to include a de-off processing, and a. 제9항에 있어서, 상기 제2고정통신장치의 상기 선택신호는 상기 제2고정통신장치를 특정화하기 위한 고정통신장치의 식별신호인 것을 특징으로 하는 이동통신장치.The mobile communication device according to claim 9, wherein the selection signal of the second fixed communication device is an identification signal of a fixed communication device for specifying the second fixed communication device. 제9항에 있어서, 상기 제2고정통신장치의 상기 선택신호는 이동통신장치를 특정화하기 위한 이동통신장치의 식별신호인 것을 특징으로 하는 이동통신장치.The mobile communication device according to claim 9, wherein the selection signal of the second fixed communication device is an identification signal of the mobile communication device for specifying the mobile communication device. 복수의 제1고정통신장치와 이동통신장치로는 광역통신시스템을 구축하며, 상기 이동통신장치와 제2고정통신장치로는 폐역통신시스템을 구축하는 고정통신장치에 있어서, 상기 이동통신장치는 상기 제1고정통신장치들 사이 및 상기 제1고정통신장치와 제2고정통신장치와의 사이에서 핸드오프를 행하며, 상기 제1고정통신장치는 상기 이동통신장치가 제1고정통신장치들 사이에서 핸드오프를 행하도록 핸드오프를 제어하는 핸드오프제어부와, 상기 이동통신장치가 제 2고정통신장치로 핸드오프를 행할 때 요구되는 제2고정통신장치를 선택하기 위한 제2고정통신장치 선택신호를 유지하는 정보유지부오, 상기 정보유지부에 유지되어 있는 상기 제2고정통신장치 선택신호를 정기적으로 송신하기 위한 핸드오프 정보제공부와,를 포함하여 구성된 것을 특징으로 하는 고정통신장치.In the fixed communication device for constructing a wide area communication system as a plurality of first fixed communication device and a mobile communication device, and a closed area communication system as a mobile communication device and a second fixed communication device, the mobile communication device is the A handoff is performed between the first fixed communication devices and between the first fixed communication device and the second fixed communication device, wherein the first fixed communication device is a mobile communication device. A handoff control unit for controlling handoff to perform an off, and a second fixed communication device selection signal for selecting a second fixed communication device required when the mobile communication device performs a handoff to a second fixed communication device; And a handoff information providing unit for regularly transmitting the second fixed communication device selection signal held in the information holding unit. Fixed telecommunication devices with gongs. 제12항에 있어서, 상기 제2고정통신장치의 상기 선택신호는 상기 제2고정통신장치를 특정화하기 위한 고정통신장치 식별신호인 것을 특징으로 하는 고정통신장치.The fixed communication device according to claim 12, wherein the selection signal of the second fixed communication device is a fixed communication device identification signal for specifying the second fixed communication device. 제12항에 있어서, 상기 제2고정통신장치의 상기 선택신호는 상기 이동통신장치를 특정화하기 위한 상기 이동통신장치 식별신호인 것을 특징으로 하는 고정통신장치.The fixed communication device according to claim 12, wherein the selection signal of the second fixed communication device is the mobile communication device identification signal for specifying the mobile communication device. 복수의 제1고정통신장치와 이동통신장치로는 광역통신시스템을 구축하며, 상기 이동통신장치와 제2고정통신장치로는 폐역통신시스템을 구축하는 고정통신장치에 있어서, 상기 이동통신장치는 상기 제1고정통신장치들 사이 및 상기 제1고정통신장치와 제2고정통신장치의 사이에서 핸드오프를 행하며, 상기 제2고정통신장치는 상기 이동통신장치가 상기 제2고정통신장치로 핸드오프를 행할 때 요구되는 상기 제2고정통신장치를 선택하기 위한 제2고정통신장치 선택신호를 송신하는 정보제공부를 포함하여 구성된 것을 특징으로 하는 고정통신장치.In the fixed communication device for constructing a wide area communication system as a plurality of first fixed communication device and a mobile communication device, and a closed area communication system as a mobile communication device and a second fixed communication device, the mobile communication device is the Handoff between first fixed communication devices and between the first fixed communication device and the second fixed communication device, wherein the second fixed communication device performs a handoff to the second fixed communication device; And an information providing unit for transmitting a second fixed communication device selection signal for selecting the second fixed communication device required when performing the operation. 제15항에 있어서, 상기 제2고정통신장치의 상기 선택신호는 상기 제2고정통신장치를 특정화하기 위한 고정통신장치 식별신호인 것을 특징으로 하는 고정통신장치.The fixed communication device according to claim 15, wherein the selection signal of the second fixed communication device is a fixed communication device identification signal for specifying the second fixed communication device. 제15항에 있어서, 상기 제2고정통신장치의 상기 선택신호는 상기 이동통신장치를 특정화하기 위한 고정통신장치 식별신호인 것을 특징으로 하는 고정통신장치.The fixed communication device according to claim 15, wherein the selection signal of the second fixed communication device is a fixed communication device identification signal for specifying the mobile communication device. 복수의 제1고정통신장치와 이동통신장치로는 광역통신시스템을 구축하며, 상기 이동통신장치와 제2고정통신장치로는 폐역통신시스템을 구축하는 통신시스템에 있어서, 상기 이동통신장치는, 상기 제1고정통신장치와 통신하기 위한 제1통신부와, 상기 제2고정통신장치와 통신하기 위한 제2통신부와, 상기 제1 및 제2고정통신장치 사이에서 핸드오프가 실행될 때, 상기 제1고정통신장치로부터 송신되는 신호를 상기 제1통신부에서 수신함으로써 얻어진 상기 제1고정통신장치를 선택하기 위한 제1고정통신장치 선택신호를 기억하는 제1메모리부와, 상기 메모리부에 기억되어 있는 상기 제1고정통신장치 선택신호와 상기 제1통신부에 의해 새로이 수신되는 상기 제1고정통신장치 선택신호와를 비교하기 위한 제1비교부와, 상기 제1비교부에서 출력되는 비교결과에 따라서 상기 제1고정통신장치에서 상기 제2고정통신장치로 핸드오프를 행하기 위한 핸드오프 처리부와,를 포함하여 구성되며, 여기서 핸드오프는 상기 제1고정통신장치에서 상기 제2고정통신장치로 행해지는 것을 특징으로 하는 통신시스템.A communication system for constructing a wide area communication system using a plurality of first fixed communication devices and a mobile communication device, and a closed area communication system using the mobile communication device and the second fixed communication device, wherein the mobile communication device includes: When the handoff is performed between the first communication unit for communicating with the first fixed communication device, the second communication unit for communicating with the second fixed communication device, and the first and second fixed communication devices, the first fixed communication device; A first memory unit for storing a first fixed communication device selection signal for selecting the first fixed communication device obtained by receiving the signal transmitted from the communication device at the first communication unit, and the first memory unit stored in the memory unit; A first comparison unit for comparing the first fixed communication device selection signal with the first fixed communication device selection signal newly received by the first communication unit, and a comparison output from the first comparison unit; And a handoff processing unit for performing a handoff from the first fixed communication device to the second fixed communication device according to a result, wherein the handoff is performed by the second fixed communication device in the second fixed communication device. A communication system characterized by being carried out by a device. 제18항에 있어서, 상기 이동통신장치는 상기 제2고정통신장치를 선택하기 위한 상기 제2고정통신장치 선택신호를 미리 기억하는 제2메모리부와, 상기 제2메모리부에 기억되어 있는 상기 고정통신장치 선택신호를 이용하여서, 상기 제2고정통신장치로부터 송신되는 신호를 제2통신부를 이용하여 수신함으로써 얻어진 상기 제2고정통신장치 선택신호를 비교하기 위한 제2비교부와,를 포함하여 구성되며, 여기서 상기 핸드오프 처리부는 상기 제1비교부에서 출력되는 비교결과와 상기 제2비교부에서 출력되는 비교결과에 따라서 상기 제1고정통신장치에서 상기 제2고정통신장치로 핸드오프를 행하는 것을 특징으로 하는 통신시스템.19. The fixed communication apparatus according to claim 18, wherein the mobile communication device includes a second memory unit for storing in advance the second fixed communication device selection signal for selecting the second fixed communication device, and the fixed memory stored in the second memory unit. And a second comparing unit for comparing the second fixed communication device selection signal obtained by receiving the signal transmitted from the second fixed communication device using the second communication unit by using the communication device selection signal. Wherein the handoff processing unit performs a handoff from the first fixed communication device to the second fixed communication device according to a comparison result output from the first comparison unit and a comparison result output from the second comparison unit. A communication system characterized by the above. 복수의 제1고정통신장치와 이동통신장치로는 광역통신시스템을 구축하며, 상기 이동통신장치와 제2고정통신장치로는 폐역통신시스템을 구축하는 통신시스템에 있어서, 상기 제1고정통신장치는 상기 제2고정통신장치를 선택하기 위한 상기 제2고정통신장치 선택신호를 송신하기 위한 핸드오프 정보제공부를 포함하여 구성되며, 상기 이동통신장치는 상기 제1고정통신장치와 통신하기 위한 제1통신부와, 상기 제2고정통신장치와 통신하기 위한 제2통신부와, 상기 제2고정통신장치를 선택하기 위한 상기 제2고정통신장치 선택신호를 미리 기억하는 메모리부와, 상기 제1고정통신장치로부터 송신되는 신호를 상기 제1통신부에서 수신함으로써 얻어진 상 기 제2고정통신장치 선택신호와, 상기 메모리부에 기억되어 있는 상기 제1고정통신장치 선택신호와를 비교하기 위한 비교부와, 상기 비교부에서 출력되는 비교결과에 따라서 상기 제1고정통신장치에서 상기 제2고정통신장치로 핸드오프를 행하기 위한 핸드오프 처리부와,를 포함하여 구성되며, 여기서 핸드오프는 상기 제1고정통신장치에서 상기 제2고정통신장치로 행해지는 것을 특징으로 하는 통신시스템.In a communication system for constructing a wide area communication system with a plurality of first fixed communication device and a mobile communication device, and a closed area communication system with the mobile communication device and the second fixed communication device, the first fixed communication device is And a handoff information providing unit for transmitting the second fixed communication device selection signal for selecting the second fixed communication device, wherein the mobile communication device is a first communication unit for communicating with the first fixed communication device. A second communication unit for communicating with the second fixed communication device, a memory unit for storing in advance the second fixed communication device selection signal for selecting the second fixed communication device, and the first fixed communication device from the first fixed communication device; The second fixed communication device selection signal obtained by receiving a signal to be transmitted at the first communication unit, the first fixed communication device selection signal stored in the memory unit; And a handoff processing unit for performing a handoff from the first fixed communication device to the second fixed communication device according to the comparison result outputted from the comparison unit, wherein the handoff processing unit is performed. Off is performed from the first fixed communication device to the second fixed communication device. 복수의 제1고정통신장치와 이동통신장치로는 광역통신시스템을 구축하고, 상기 이동통신장치와 제2고정통신장치로는 폐역통신시스템을 구축하기 위한 통신방법에 있어서, 상기 이동통신장치에 있어서의 상기 방법은 상기 제1 및 제2고정통신장치 사이에서 핸드오프를 행할때, 상기 제1고정통신장치로부터 송신되는 신호를 수신함으로써 얻어진 신호인 상기 제1고정통신장치를 선택하기 위한 상기 제1고정통신장치 선택신호를 기억하는 단계와, 기억되어 있는 상기 제1고정통신장치 선택신호와 새로이 수신되는 상기 제1고정통신장치 선택신호와를 비교하는 단계와, 얻어진 비교신호에 따라서 상기 제1고정통신장치에서 상기 제2고정통신장치로 핸드오프를 행하는 단계와,를 포함하는 것을 특징으로 하는 통신방법.A communication method for constructing a wide area communication system using a plurality of first fixed communication devices and a mobile communication device, and a closed area communication system using the mobile communication device and the second fixed communication device, the mobile communication device comprising: The first method for selecting the first fixed communication device is a signal obtained by receiving a signal transmitted from the first fixed communication device when handoff is performed between the first and second fixed communication devices. Storing the fixed communication device selection signal, comparing the stored first fixed communication device selection signal with a newly received first fixed communication device selection signal, and according to the obtained comparison signal And performing a handoff from the communication device to the second fixed communication device. 제21항에 있어서, 상기 이동통신장치에 있어서의 상기 방법은 상기 제2고정통신장치를 선택하기 위한 제2고정통신장치 선택신호를 미리 기억하는 단계와, 상기 제2고정통신장치에서 송신되는 신호를 수신함으로써 얻어진 상기 제2고정통신장치 선택신호와 기억되어 있는 상기 제2고정통신장치 선택신호와를 비교하는 단계와, 얻어진 비교결과와 상기 제1고정통신장치 선택신호의 비교결과에 따라서, 상기 제1고정통신장치에서 상기 제2고정통신장치로 핸드오프를 행하는 단계와,를 포함하는 것을 특징으로 하는 통신방법.22. The method of claim 21, wherein the method in the mobile communication device comprises storing in advance a second fixed communication device selection signal for selecting the second fixed communication device, and a signal transmitted from the second fixed communication device. Comparing the second fixed communication device selection signal obtained by receiving a signal with the stored second fixed communication device selection signal, and according to the obtained comparison result and comparison result of the first fixed communication device selection signal, And performing a handoff from the first fixed communication device to the second fixed communication device. 복수의 제1고정통신장치와 이동통신장치로는 광역통신시스템을 구축하고, 상기 이동통신장치와 제2고정통신장치로는 폐역통신시스템을 구축하기 위한 통신방법에 있어서, 상기 이동통신장치에 있어서의 상기 방법은 상기 제2고정통신장치를 선택하기 위한 제2고정통신장치 선택신호를 미리 기억하는 단계와, 상기 제2고정통신장치 선택신호를 송신하도록 이루어진 제1고정통신장치로부터의 신호를 수신함으로써 얻어진 상기 제2고정통신장치의 상기 선택신호와, 기억되어 있는 상기 제2고정통신장치의 상기 선택신호와를 비교하는 단계와, 얻어진 비교결과에 따라서 상기 제1고정통신장치에서 상기 제2고정통신장치로 핸드오프를 행하는 단계와,를 포함하는 것을 특징으로 하는 통신방법.A communication method for constructing a wide area communication system using a plurality of first fixed communication devices and a mobile communication device, and a closed area communication system using the mobile communication device and the second fixed communication device, the mobile communication device comprising: The method includes the steps of storing in advance a second fixed communication device selection signal for selecting the second fixed communication device, and receiving a signal from the first fixed communication device configured to transmit the second fixed communication device selection signal. Comparing the selection signal of the second fixed communication device obtained with the selection signal of the second fixed communication device stored therewith, and the second fixed communication device in the first fixed communication device according to the obtained comparison result. And handing off to the communication device. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019960038834A 1995-09-08 1996-09-07 Mobile communication device, fixed communication device, communication system and communication method (MOBILE COMMUNICATION APPARATUS, FIXED COMMUNICATION APPARATUS, COMMUNICATION SYSTEM AND COMMUNICATION METHOD) KR970019198A (en)

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US5887260A (en) 1999-03-23
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CA2184879A1 (en) 1997-03-09
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